123 lines
3.9 KiB
Perl
Executable File
123 lines
3.9 KiB
Perl
Executable File
#!/usr/bin/perl
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# Copyright 2007 Liblime Ltd
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# Koha is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Koha; if not, see <https://www.gnu.org/licenses>.
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# This script builds an ICalendar file (rfc 2445) for use in programs such as Ical
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use Modern::Perl;
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use CGI qw ( -utf8 );
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use Data::ICal;
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use Data::ICal::Entry::Event;
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use DateTime;
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use DateTime::Format::ICal;
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use DateTime::Event::ICal;
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use URI;
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use C4::Auth qw( get_template_and_user );
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use Koha::DateUtils qw( dt_from_string );
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my $query = CGI->new;
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my ( $template, $borrowernumber, $cookie ) = get_template_and_user(
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{
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template_name => "opac-ics.tt",
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query => $query,
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type => "opac",
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}
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);
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# Create Calendar
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my $calendar = Data::ICal->new();
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my $patron = Koha::Patrons->find($borrowernumber);
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my $pending_checkouts = $patron->pending_checkouts;
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my $timestamp = dt_from_string( undef, undef, "UTC" ); #Get current time in UTC
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while ( my $c = $pending_checkouts->next ) {
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my $issue = $c->unblessed_all_relateds;
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my $vevent = Data::ICal::Entry::Event->new();
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# Send some values to the template to generate summary and description
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$issue->{overdue} = $c->is_overdue;
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$template->param(
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overdue => $issue->{'overdue'},
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title => $issue->{'title'},
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barcode => $issue->{'barcode'},
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);
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# Catch the result of the template and split on newline
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my ( $summary, $description ) = split /\n/, $template->output;
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my ( $datestart, $datestart_local );
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if ( $issue->{'overdue'} && $issue->{'overdue'} == 1 ) {
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# Not much use adding an event in the past for a book that is overdue
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# so we set datestart = now
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$datestart = $timestamp->clone();
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$datestart_local = $datestart->clone();
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} else {
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$datestart = dt_from_string( $issue->{'date_due'} );
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$datestart_local = $datestart->clone();
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$datestart->set_time_zone('UTC');
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}
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# Create a UID that includes the issue number and the domain
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my $domain = '';
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my $baseurl = C4::Context->preference('OPACBaseURL');
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if ( $baseurl ne '' ) {
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my $url = URI->new($baseurl);
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$domain = $url->host;
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} else {
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warn "Make sure the systempreference OPACBaseURL is set!";
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}
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my $uid = 'issue-' . $issue->{'issue_id'} . '@' . $domain;
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# Create the event
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my $dtstart;
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if ( $issue->{'overdue'} && $issue->{'overdue'} == 1 ) {
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# It's already overdue so make it due as an all day event today
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$dtstart = [ $datestart->ymd(q{}), { VALUE => 'DATE' } ];
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} elsif ( $datestart_local->hour eq '23' && $datestart_local->minute eq '59' ) {
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# Checkouts due at 23:59 are "all day events"
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$dtstart = [ $datestart->ymd(q{}), { VALUE => 'DATE' } ];
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} else { # Checkouts due any other time are instantaneous events at the date and time due
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$dtstart = DateTime::Format::ICal->format_datetime($datestart);
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}
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$vevent->add_properties(
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summary => $summary,
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description => $description,
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dtstamp => DateTime::Format::ICal->format_datetime($timestamp),
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dtstart => $dtstart,
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uid => $uid,
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);
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# Add it to the calendar
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$calendar->add_entry($vevent);
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}
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print $query->header(
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-type => 'application/octet-stream',
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-attachment => 'koha.ics'
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);
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print $calendar->as_string;
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